GENERAL INDEX. 



773 



Dvg continued. 



dentition of the, iv. 907. 009. 



organs of voice of the, iv. 1490. 



prolonged coition of the, iv. 1435. 



spermatozoa of the dog, iv. 477. 



differences between wild and domesticated dogs, iv. 



1307. 



barking, iv. 1307. 

 dingo, orwilddogof Australasia, iii. 257. note i\\. 1"05. 



1307. 

 Newfoundland dog, feet and organs of locomotion in 



water, iii. 439. 

 Doz-fish ( Spinax acanthias), sexual organs of the female, 



iii. 10t'9. 



Dolphin, cardiac pericardium of the, i. 57. 

 DomeftfctUion of animals, tendency to variation in, iv. 



1304. 



Dndos. See ALBINO. 

 Dormant vitality, iii. 141. 154. See LIFE, VITALITY, DOR. 



M \XT 



Dormouse (Myoxus), anatomy of the, iv. 376. ct scq. 

 ili-iestive organs of the, s. 303. 

 hibernation of the. See HIBERNATION. 

 I) .>rsal arteries of clitoris, s. 709. 713. 

 artery of penis, iii. 917 ; iv. 1254. 

 of tongue, iv. 1 141. 

 of the foot, ii. 352. 

 ligaments. See Ligaments. 



of tarsus, ii. 343. 



nerve, first, anterior branches of, iv. 754. 

 (intercostal), iv. 760. 

 cutaneous branches, iv. 760. 

 intercostal branches, iv. 760. 

 special characters of, iv. 760. 

 internal, iv. 758. 

 of penis, iii. 918; iv. 766. 

 veins of clitoris, s. 7<!9. 



of penis, iii. 917. 933: iv. 1254. 

 vertebrae of Carnivora, i. 475. See CARNIVORA. 

 Dorsatis pollicis artery of hand, iv. 223. 

 Dorsi-spinal veins, iv.~ 1410. 

 Darsj-abdominal vessels, i. 170. 

 Dursum pedis, or instep, ii. 339. Sol. 3"7. See FOOT. 



muscles of the, ii. 358. 

 Doublets of Herschel and Wollaston, iii. 335. 338. See 



MICROSCOPE. 



Draco volans, anatomy of, iv. 272, et seq. 

 Dtacunculns, or Guinea-worm, ii. 122. See ENTOZOA ; 



Filaria Medinensis. 

 .Drao/i-flies (Libellulina), ii. 864. 



wings and mode of flight of. iii. 423. 



mode of progression of the larvaj of some species, 



iii. 434. 



Dreaming, iv. 678. C87. 

 definition, iv. 687. 



chief feature of the state of sleep, iv. 687. 

 reasoning processes and the imagination, iv. 687. 

 incoherence and incongruousness of the thoughts and 

 images which pass through our minds in dreams, 

 iv. GS8. 

 absence of cnntrrl over the muscular system, iv. 688. 



incubus, or n'ght-mare, iv. 688. 

 direction of the current of thought often given by 



impressions on the organs of sense, iv. 688. 

 rapidity with which trains of thought pass through the 



mind, iv. 689. 

 analogous action of narcotics on the nervous system, 



iv. 690. 



the hachisch or dawamesc of the East, iv. 690. 

 intense dreaming, somnambulism, iii. 723 B. 

 Dromedary, structure of the hump and cushion-like sole- 

 pad of the, s. 531. 



D) optical effusions in the foetus in utero, ii. 332. 

 Dropsy, anasarcous, consumption of fat in, i. 63. 

 characters of the fluid of dropsy, iv. 144. 

 of the spinal medulla, iv. 957. 



Drmcning, death by, appearance of the body after, i. 259. 

 Drowsiness, cause of, i. 416. 

 Drum of the ear, or tympanum, ii. 543. See HEARING, 



ORGAN OF tympanum. 

 Drunkenness, a cause of wasting of the brain, iii. 720. 



delirium tremens, iii. 7'20. 

 Duct, cystic, iii. 164. 



efferent, of epididymis, iv. 979. 



or excretory, of the lachrymal glands, iii. 89. 

 discovery of the, iii. 89. 

 uses of the, iii. 89. 



of the testicle (vas deferens), iv. 980. 

 hepatic. See Hepatic duct ; LIVEH. 

 of Miiller, s 594.597.613. 

 nasal, iii. 90. 92. 725. See Xasal duct, 

 pampiniform, iv. 982. 

 of pancreas, s 84. 89. 



calculi of the, iv. 86. 



of parotid gland, or duct of Steno, iv. 423. 

 of Rivinus, iv. 425. 

 Steno's, iv. 1404. 

 thoracic, iii. 579 ; iv. 816. 

 Wharton's, iv. 424. 



Ducts, hepatic, in Carnivora, i. 479. See Carnivora. 

 Ductus adiposi, i. 59. 

 arteriosus, i. 190. 



Ductus continutd. 



comn'unis cho'.edochus, i. 38ij; iii. 164. 



venosus, fissure for the, iii. 161. 

 Dugong, digestive organs of the, s. 304. 



teeih of, iv. 866. 

 Dumbness, reason why persons born deaf are also dumb, 



iv. 1173. 



7)ng-beetle, ii. 860. 

 Duodenal glands, s. 361, 362. 



lobules of, s. 361. 

 Duodenum, the, s. 308, 309. 340. 



curvatures of, s. 308. 



first, or superior transverse, or hepatic portion, s. 341. 



second, or descending, or vertical portion, s. 341. 



third, or inferior transverse portion, s. 341. 



eritoneum of the, iii. 943. 

 development of the, s. 402. 

 uses of, in digestion, ii. 10. 



See also STOMACH AND INTESTINE. 

 Dura mater, iii. 627. 

 cranial, iii. 628. 



processes of the cranial dura mater, iii. 62?. 

 falx cerehri. iii. 629. 

 falx cerebelli, iii. 629. 

 tentorium cerebelli, iii. 629. 

 spinal, iii. 628. 



affections of the dura mater, iii. 713. 

 vessels of the cranial dura mater, iii. 630. 

 sinuses, iii. 631. 



cavernous, iii. 633. 

 circular, iii. 633. 

 lateral, iii. 632. 

 longitudinal, inferior, iii. 631. 

 superior, iii. 631. 

 occipital, iii. 632. 



petrosal, superior and inferior, iii. 632. 

 strait, iii. 631 . 

 torcular Herophili, iii. 631. 

 transverse, iii 632. 



vessels of the spinal dura mater, iii. 629. 

 abnormal anatomy of the dura mater, iii. 715. 

 general or partial deficiency, iii. 715. 

 acute diseases, iii. 715. 

 causes, iii 715. 

 treatment, iii. 715. 

 adhesion to the cranium, iii. 715. 

 cancer, iii. 715. 

 effusion of blood, iii. 716. 

 fibrous tumours, iii. 715. 

 fungus of the dura mater, iii. 716. 

 patrhes of bone in the processes of the dura mater, 



iii. 715. 

 Duration of human life. See VITAL STATISTICS. 



in the organic and inorganic world, i. 121. 

 Di/crasia, iv. 801. 



Dynamic office of the nerves, iii. 586. 

 Dynastes Hercules, ii. 861. 

 Dynastidte, ii. 859, 860. 

 Dysentery, chronic, condition of the adipose tissue in, i. 



63. 



morbid appearances in, s. 415. 

 progress of the disease, 8. 415. 

 Dyspeptic nlceration of the tongue, iv. 1154. 

 small circular ulcers, iv. 1154. 

 severe and deep-seated ulcers, iv. 1155. 

 aphthous ulceration, iv. 1155. 

 Dysphagia, occasioned by abscess in the neck connected 



with diseased vertebrae, i, 452. 

 lusoria, iv. 818. 

 Dyspnoea, iv. 1083. 

 cause of, i. 416. 



after section of the inferior laryngeal nerves, iii. 8?4. 

 action of the auxiliary muscles of respiration in cases 



of, iv. 335. 



glottic, operation for, iii. 573. 

 hysteric, of young females, iii. 124. 

 DyticidUe, a sub-tribe of Coleoptera, ii. 860. 

 Dyticus marginalis, nervous system of the larva of, iii. 61 1 . 

 Dzigguetat, or Equus hemionus, ir. 714. 



E. 



Eagle, brain of, iii. 765. 



pelvis of the, s. 169. 

 Ear, the, ii. 529. See HEARING, ORGAN OF. 



in infancy, i. 73. 



in old age. i. 80. 



muscles of the (in comparative anatomy), iii. 544. 



of Cetacea. i. 586. See CETACEA. 



of Fishes, iii. 1002. 



of Marsupialia, iii. 2%. 



Ear-bulb, ii. 529. 557. See HEARING, ORGAN OF ; La- 

 byrinth, osseous. 



Ear-cockle, or Purples, of wheat, cause of the, ii. 113. 

 Ear-drum. See HEARING, ORGAN OK ; Tympanum. 

 Ear-war. See CERUMEN ; HEARING, ORGAN OF. 

 Earthworm, organs of generation in the, i. 172. See AN- 

 NELIDA. 



vitality of separated portions of the, i. 172. 



luminousness of the, iii. 198. 



nervous system of the, iii. 607. 



